i.mx6移植TF卡

只看该作者 · 2018-1-23 20:39

本帖最后由 Seuls1211 于 2018-1-25 10:49 编辑

本人初学imx6，使用的是官方imx-3.14.52-1.1.0的BSP包，把SD3用做TF卡，需要修改哪些部分的代码。

只看该作者 · 2018-1-23 20:39

改了部分代码，下载后报错。
mmc2: Card removed during transfer!
mmc2: Resetting controller.
mmc2: new high speed SDHC card at address 59b4
mmcblk2: mmc2:59b4 USD 14.1 GiB (ro)
mmc2: Card removed during transfer!
mmc2: Resetting controller.
mmcblk2: unknown error -123 sending read/write command, card status 0xb00
end_request: I/O error, dev mmcblk2, sector 0
Buffer I/O error on device mmcblk2, logical block 0
mmc2: Card removed during transfer!
mmc2: Resetting controller.
mmcblk2: unknown error -123 sending read/write command, card status 0xb00
end_request: I/O error, dev mmcblk2, sector 0
Buffer I/O error on device mmcblk2, logical block 0
mmcblk2: unable to read partition table
mmc2: Card removed during transfer!
mmc2: Resetting controller.
mmcblk2: unknown error -123 sending read/write command, card status 0xb00
end_request: I/O error, dev mmcblk2, sector 29685632
Buffer I/O error on device mmcblk2, logical block 3710704
mmc2: Card removed during transfer!
mmc2: Resetting controller.
mmcblk2: unknown error -123 sending read/write command, card status 0x80000b00
end_request: I/O error, dev mmcblk2, sector 29685632
Buffer I/O error on device mmcblk2, logical block 3710704
mmc2: Card removed during transfer!
mmc2: Resetting controller.
mmc2: Card removed during transfer!
mmc2: Resetting controller.

只看该作者 · 2018-1-24 10:55

IO口被占用了，改了IO就好了

i.mx6移植TF卡

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